ALEXANDROUPOLIS. Alexandroupoli is the capital of the prefecture of Evros (15 kilometers from the Turkish border). With approximately 50 000 inhabitants it is the largest city in Thrace. Alexandroupolis is a modern city that grows rapidly, the port and the airport for this development play a very important role. This city is only liberated from the Turks in 1919 and was called before Dede-Agatch what "Monk tree" means.